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From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH 5.4.y 1/3] power: supply: bq24190_charger: Fix runtime PM imbalance on error
Date: Mon, 21 Jul 2025 09:59:09 -0400	[thread overview]
Message-ID: <1753105031-77ec7779@stable.kernel.org> (raw)
In-Reply-To: <20250721114846.1360952-2-skulkarni@mvista.com>

[ Sasha's backport helper bot ]

Hi,

✅ All tests passed successfully. No issues detected.
No action required from the submitter.

The upstream commit SHA1 provided is correct: 1a37a039711610dd53ec03d8cab9e81875338225

WARNING: Author mismatch between patch and upstream commit:
Backport author: <skulkarni@mvista.com>
Commit author: Dinghao Liu <dinghao.liu@zju.edu.cn>

Status in newer kernel trees:
6.15.y | Present (exact SHA1)
6.12.y | Present (exact SHA1)
6.6.y | Present (exact SHA1)
6.1.y | Present (exact SHA1)
5.15.y | Present (exact SHA1)
5.10.y | Present (exact SHA1)

Note: The patch differs from the upstream commit:
---
1:  1a37a0397116 ! 1:  8755abaf563f power: supply: bq24190_charger: Fix runtime PM imbalance on error
    @@ Metadata
      ## Commit message ##
         power: supply: bq24190_charger: Fix runtime PM imbalance on error
     
    +    [ Upstream commit 1a37a039711610dd53ec03d8cab9e81875338225 ]
    +
         pm_runtime_get_sync() increments the runtime PM usage counter even
         it returns an error code. Thus a pairing decrement is needed on
         the error handling path to keep the counter balanced.
    @@ Commit message
         Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
         Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
         Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
    +    Stable-dep-of: 47c29d692129 ("power: supply: bq24190: Fix use after free bug in bq24190_remove due to race condition")
    +    Signed-off-by: Shubham Kulkarni <skulkarni@mvista.com>
     
      ## drivers/power/supply/bq24190_charger.c ##
     @@ drivers/power/supply/bq24190_charger.c: static ssize_t bq24190_sysfs_store(struct device *dev,

---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| 5.4                       | Success     | Success    |

  reply	other threads:[~2025-07-21 13:59 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-21 11:48 [PATCH 5.4.y 0/3] Backport CVE-2023-33288 fix to stable kernel v5.4.y skulkarni
2025-07-21 11:48 ` [PATCH 5.4.y 1/3] power: supply: bq24190_charger: Fix runtime PM imbalance on error skulkarni
2025-07-21 13:59   ` Sasha Levin [this message]
2025-07-21 11:48 ` [PATCH 5.4.y 2/3] power: supply: bq24190_charger: using pm_runtime_resume_and_get instead of pm_runtime_get_sync skulkarni
2025-07-21 13:59   ` Sasha Levin
2025-07-21 11:48 ` [PATCH 5.4.y 3/3] power: supply: bq24190: Fix use after free bug in bq24190_remove due to race condition skulkarni
2025-07-21 13:59   ` Sasha Levin

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